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Replies: 485 / Views: 59,505 |
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Bedrock of the Community
United States
19957 Posts |
There is no information, planchets are NOT made by the Mint. They are made by a third party, independent company and I'm sure there is no records and, if there were, they wouldn't release them to the public.
Typically, a big roller machine is used to make the planchets. They start with a thick piece of copper and then keep rolling it back and forth to make it into a large sheet. There are not "multiple" rollers, just two big ones and the metal just goes back and forth between them.
This process produces a lot of heat so a metalworking fluid is used to cool and lubricate the machine and metal. Over time, the fluid and the roller itself can become contaminated (these plants are generally dirty and nasty). If the roller gets gummed up with gunk, it can actually press impurities into the metal.
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Pillar of the Community
United States
627 Posts |
I guess maybe this one qualifies. 
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Moderator
 United States
188660 Posts |
Yes, he is very nice. 
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Pillar of the Community
United States
797 Posts |
Here is my most recent Woody. It seems to be a pretty extreme example on the obverse.  
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Moderator
 United States
188660 Posts |
That one is very nice as well. 
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Pillar of the Community
United States
932 Posts |
Oooo! 
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Pillar of the Community
United States
797 Posts |
Its much lighter than the photos show. Most of the coin is pretty tan, with just a few streaks of the traditional brown copper.
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Pillar of the Community
United States
7390 Posts |
I call those "Tiger Wood". Love the black, thick streak kind 
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Pillar of the Community
United States
7390 Posts |
What's that on the rim near his shoulder. Looks like a tiny lam maybe?
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Pillar of the Community
United States
3330 Posts |
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Pillar of the Community
United States
797 Posts |
@Cascade - It appears to be Lamination, a tiny bit. The coin has alot of character. Found it at a 2nd hand store not too long ago.
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Pillar of the Community
New Zealand
1679 Posts |
My Latest 1915 Canada ---Love the swirls on this coin  
Cheers Don
Vickies cents and GB Farthings nut. "Old" is a figure of speech and nothing more
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Moderator
 United States
188660 Posts |
Beautiful! 
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Bedrock of the Community
Canada
21610 Posts |
Another Canadian One Cent. Not in the best of condition but nice woodgrain.  
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Pillar of the Community
United States
3330 Posts |
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Replies: 485 / Views: 59,505 |